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Invidious > Channel > Tom Lech / LECH AIR CONDITIONING

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YT 6 minutes 22 seconds 77 views Shared 16 hours ago Tom Lech / LECH AIR CONDITIONING Automotive HVAC Instructors Student Training Center  YT 1 minute 4 seconds 36 views Shared 16 hours ago Tom Lech / LECH AIR CONDITIONING MAHLA Refrigerant, identifier oxygen sensor. Cheaper specifically built for. MAHLA YT 1 minute 41 views Shared 16 hours ago Tom Lech / LECH AIR CONDITIONING Recovered Refrigerant Cylinder Exchange. Companies that take your old dirty refrigerant..

YT 1 minute 44 seconds 58 views Shared 1 day ago Tom Lech / LECH AIR CONDITIONING AC condenser fan motors and assemblies and blower motor housings. Very well built powerful. YT 2 minutes 38 seconds 80 views Shared 1 day ago Tom Lech / LECH AIR CONDITIONING Schrader core / valve cores and 134 to 1234YF retrofit conversion fittings  YT 3 minutes 60 views Shared 1 day ago Tom Lech / LECH AIR CONDITIONING Diesel Fuel to Air Heater / diesel fuel to glycol coolant heater. Gasoline, alcohol, or diesel

YT 6 minutes 16 seconds 180 views Shared 2 days ago Tom Lech / LECH AIR CONDITIONING UV DYE & UV LIGHTS REFRIGERANT LEAK DETECTION YT 14 minutes 4 seconds 234 views Shared 3 days ago Tom Lech / LECH AIR CONDITIONING STRONGEST 365 NM UV LIGHT I HAVE EVER TESTED. L21B-X4 365nm HIGH INTENSITY U.V  YT 2 minutes 21 seconds 126 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING AUTOMOTIVE HVAC CONTROL HEADS, ANALOG SWITCHES, digital or touchscreen 

YT 1 minute 49 seconds 139 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING Oil retrofit conversion for switching refrigerant from 134 refrigerant to 1234YF  YT 2 minutes 17 seconds 82 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING AC refrigerant hose fittings and 12 V electric water pumps YT 46 seconds 1.4K views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING 12 V AC compressor can be installed in your trunk under your seat on the roof of your truck

YT 56 seconds 83 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING R444 a retrofit fitting converting R1 234YF over to R444 a  YT 1 minute 2 seconds 167 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING Izzy broke the retrofit fitting  YT 2 minutes 40 seconds 76 views Shared 4 days ago Tom Lech / LECH AIR CONDITIONING Portable air-conditioning for van RV tent automobile 12 V or 120 V

YT 2 minutes 40 seconds 193 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING Hose make up air conditioning fittings, and hose repair YT 2 minutes 29 seconds 154 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING R444a replacement retrofit refrigerant for R1234YF  YT 4 minutes 35 seconds 136 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING CPS HVAC equipment and tools

YT 31 seconds 81 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING Refrigerant, blaster funny marketing. Everybody’s getting in on the refrigerant game. 💰 YT 50 seconds 59 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING Automotive vents and duct components for your automotive HVAC retrofit upgrades or replacements YT 3 minutes 3 seconds 83 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING January 31, 2025

YT 1 minute 38 seconds 14 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING #10 MACS EXPO HEAT PUMPS January 31, 2025 YT 1 minute 53 seconds 24 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING #9: MACS EXPOJanuary 31, 2025 HEAT PUMPS YT 41 seconds 14 views Shared 5 days ago Tom Lech / LECH AIR CONDITIONING #8: MACS EXPO 2025 heat pumps

YT 1 minute 3 seconds 43 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #7: MACS EXPO 2025 heat pumps (“stick those universal oils where the sun don’t shine”)😂 YT 1 minute 21 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #6: MACH EXPO 2025 heat pump class YT 28 seconds 18 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #5: MACS EXPO 2025 Florida training seminars 

YT 1 minute 2 seconds 31 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #4: MACS EXPO 2025 CAN BUS YT 2 minutes 9 seconds 36 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #3: MACS EXPO 2025 Orlando, Florida YT 1 minute 17 seconds 31 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #2: MACS EXPO 2025

YT 1 minute 32 seconds 21 views Shared 6 days ago Tom Lech / LECH AIR CONDITIONING #1: MACS EXPO Training seminars 2025 Stellantis CAN BUS class YT 2 minutes 49 seconds 119 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING TRAPED REFRIGERANT During recovery procedure. Evaporator and accumulator freezing up. YT 2 minutes 41 seconds 75 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING REFRIGERANT RECHARGE 20 SECONDS 2022 Subaru 

YT 1 minute 49 seconds 62 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Electric assist 2018 Silverado glycol, heat exchanger for electric assist .  YT 9 minutes 26 seconds 94 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Finished charging Mazda after condenser was reconnected. Just looking at startup pressures and temp YT 3 minutes 36 seconds 43 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Hood open hot air from radiator can be over 100° to 160°F going to evaporator. Negative affect.

YT 4 minutes 55 seconds 191 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING 17 seconds to recharge 530 g refrigerant. YT 2 minutes 25 seconds 96 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING NAVAC NRDC4M REFRIGERANT RECOVERY Vacuum down to 700 µm with no vacuum pump YT 4 minutes 31 seconds 69 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING UV REFRIGERANT DYE & LIGHTS, 3 different UV Beast V3 models

YT 2 minutes 44 seconds 146 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Airflow over the condenser depending on the year, make model vehicle, and the vehicles fan system  YT 2 minutes 7 seconds 335 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING DEAD BATTERY 🪫 CAUSE HVAC NOT TO WORK PROPERLY. YT 57 seconds 220 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Killing a customer’s battery by allowing it to drain flat. This is how you sulfate a battery.

YT 3 minutes 6 seconds 109 views Shared 1 week ago Tom Lech / LECH AIR CONDITIONING Watching micron level fall . All vehicles fall differently at different levels  YT 3 minutes 37 seconds 199 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING Moisture Contaminated and Refrigerant Contaminated  after coming from AC specialty shop  YT 2 minutes 14 seconds 73 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING Software controlled variable displacement, compressor and condenser fan holds EVAP TEMP steady 

YT 7 minutes 38 seconds 149 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING AC software control displacement compressor. Does not react in operate like fixed piston compressor. YT 2 minutes 43 seconds 288 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING AUTEL by pressing  – button controls, using software to turn on compressor YT 2 minutes 26 seconds 187 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING High side AC service fitting in wrong location, TO CORRECTLY READ SUPERHEAT

YT 1 minute 7 seconds 98 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING Triple Evac & Nitrogen Purge. Example of a system that is not horribly moisture contaminated.  YT 1 minute 10 seconds 111 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING Thermostat wires, salt, water, corrosion. Couple hundred yards off of the San Francisco Bay.. YT 3 minutes 28 seconds 1.1K views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING HVAC company was going to replace the new carrier unit told the customer it was bad. Over $9000.

YT 3 minutes 9 seconds 213 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING BMW Coolant air purging the Neanderthal automotive technician method. Causes problems.. YT 2 minutes 17 seconds 249 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING BODY SHOP LOSE SO MUCH MONEY 💰 by not charging for all the necessary procedures .  YT 1 minute 29 seconds 54 views Shared 2 weeks ago Tom Lech / LECH AIR CONDITIONING BMW 400 psi refrigerant, because of low heat exchanger coolant level. Need more glycol.

YT 1 minute 43 seconds 136 views Shared 3 weeks ago Tom Lech / LECH AIR CONDITIONING 410 PSI REFRIGERANT HIGH SIDE because it’s low on coolant. Not low on refrigerant. YT 4 minutes 11 seconds 201 views Shared 3 weeks ago Tom Lech / LECH AIR CONDITIONING NO REFRIGERANT IN CONDENSER. Glycol plate heat exchanger instead. YT 2 minutes 2 seconds 362 views Shared 3 weeks ago Tom Lech / LECH AIR CONDITIONING CONTAMINATED REFRIGERANT intentionally installed by local radiator air conditioning Specialty shop

YT 3 minutes 20 seconds 69 views Shared 3 weeks ago Tom Lech / LECH AIR CONDITIONING No electric compressor energy, saving slowly ramping up or down of the compressor  YT 1 minute 1 second 121 views Shared 3 weeks ago Tom Lech / LECH AIR CONDITIONING Perfectly aligned, heavy duty door hinge. Your doors will never sag or be out of alignment. YT 1 minute 28 seconds 197 views Shared 4 weeks ago Tom Lech / LECH AIR CONDITIONING Karma REVERO and Fisher Ocean San Francisco repair garage